Electric Chain Hoist Duty Classification H4 Mount Type Motorized Trolley Maximum Lifting Capacity 2 000 lb Number of Speeds 2 Programmable Programmable by VFD Fixed Lift Speed Not Applicable Minimum Lift Speed 2.5 fpm Maximum Lift Speed 14 fpm Trolley Speed 40 fpm Maximum Lifting Length 10 ft Current at Minimum Voltage 4.8 A Current at Maximum Voltage 1.7 A Motor Horsepower 1 1/4 hp Operating Voltage 208-230/460V AC Headroom 17 3/32 in For Minimum Beam Height 5 3/32 in